Staging Parkinson’s Disease Combining Motor and Nonmotor Symptoms Correlates with Disability and Quality of Life

Figure 2

PDQ-39SI and EUROHIS-QOL8 scores in patients with regard to the H&Y (a), the nonmotor symptoms burden (NMSB) (b), and both (HY.NMSB) (c) (n = 603).

(a)

(b)

(c)